import { cn } from "@/utils";
import { Slot } from "@radix-ui/react-slot";
import Tooltip from "@studio/components/Tooltip/Tooltip";
import { type VariantProps, cva } from "class-variance-authority";
import { Loader2 } from "lucide-react";
import * as React from "react";

const buttonVariants = cva(
  "inline-flex items-center justify-center whitespace-nowrap rounded-md text-sm font-medium ring-offset-background transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:pointer-events-none disabled:opacity-50",
  {
    variants: {
      variant: {
        default: "bg-primary text-primary-foreground hover:bg-primary/90",
        destructive:
          "bg-destructive text-destructive-foreground hover:bg-destructive/90",
        outline:
          "border border-input bg-background hover:bg-accent hover:text-accent-foreground",
        secondary:
          "bg-secondary text-secondary-foreground hover:bg-secondary/80",
        ghost: "hover:bg-accent hover:text-accent-foreground",
        link: "text-primary underline-offset-4 hover:underline",
        unstyled: "",
      },
      size: {
        unstyled: "h-auto w-auto",
        default: "h-10 px-4 py-2",
        sm: "h-9 rounded-md px-3",
        xs: "h-7 rounded-md px-2",
        lg: "h-11 rounded-md px-8",
        icon: "h-10 w-10",
      },
    },
    defaultVariants: {
      variant: "default",
      size: "default",
    },
  },
);

export interface ButtonProps
  extends React.ButtonHTMLAttributes<HTMLButtonElement>,
    VariantProps<typeof buttonVariants> {
  isLoading?: boolean;
  asChild?: boolean;
  hint?: React.ReactNode;
}

const Button = React.forwardRef<HTMLButtonElement, ButtonProps>(
  (
    { className, variant, size, isLoading, hint, asChild = false, ...props },
    ref,
  ) => {
    const RenderElement = asChild ? Slot : "button";
    if (isLoading) {
      props.children = [
        <Loader2
          key="loading-indicator"
          className="mr-2 h-4 w-4 animate-spin"
        />,
        ...React.Children.toArray(props.children),
      ];
    }

    const Comp = (
      <RenderElement
        className={cn(buttonVariants({ variant, size, className }))}
        ref={ref}
        disabled={isLoading}
        {...props}
      />
    );

    if (hint) {
      return <Tooltip trigger={Comp} content={hint} />;
    }

    return Comp;
  },
);
Button.displayName = "Button";

export { Button, buttonVariants };
